PRODUCT NAME#Eye Pins Size#4x8mm/5x10mm/6.5x13mm Material #Zinc Alloy Packing#200pcs/pack Usage#Screw Clasp For DIY Jewelry Making Note: Before placing an order, please notice that the item color displayed in the pictures may be slightly different from the real object, due to different monitors or other factors. And please allow 1-3mm error due to manual measurement. Thanks for your understanding.